Tundra is by definition a cold, treeless landscape. But scientists have found that in a part of the Eurasian Arctic, willow and alder shrubs, once stunted by harsh weather, have been growing upward to the height of trees in recent decades. The reason for the change: the warming Arctic climate,...
India endured the world's largest power failure today (July 31), with a blackout that affected 700 million people, including the nation's capital of New Delhi. Trains and subway systems stopped, while private businesses and hospitals geared up their generators, the New York Times reported. Today's blackout followed another large outage...